Conjugaison du verbe anglais
COULD STAIR-STEP

Verbe régulier : stair-step - stair-steped - stair-steped

Affirmation

Forme simple	Forme en V-ing
I could stair-step you could stair-step he could stair-step we could stair-step you could stair-step they could stair-step	I could be stair-steping you could be stair-steping he could be stair-steping we could be stair-steping you could be stair-steping they could be stair-steping
Perfect	Perfect en V-ing
I could have stair-steped you could have stair-steped he could have stair-steped we could have stair-steped you could have stair-steped they could have stair-steped	I could have been stair-steping you could have been stair-steping he could have been stair-steping we could have been stair-steping you could have been stair-steping they could have been stair-steping

Négation

Forme simple	Forme en V-ing
I could not stair-step you could not stair-step he could not stair-step we could not stair-step you could not stair-step they could not stair-step	I could not be stair-steping you could not be stair-steping he could not be stair-steping we could not be stair-steping you could not be stair-steping they could not be stair-steping
Perfect	Perfect en V-ing
I could not have stair-steped you could not have stair-steped he could not have stair-steped we could not have stair-steped you could not have stair-steped they could not have stair-steped	I could not have been stair-steping you could not have been stair-steping he could not have been stair-steping we could not have been stair-steping you could not have been stair-steping they could not have been stair-steping

Forme interrogative

Forme simple	Forme en V-ing
could I stair-step? could you stair-step? could he stair-step? could we stair-step? could you stair-step? could they stair-step?	could I be stair-steping? could you be stair-steping? could he be stair-steping? could we be stair-steping? could you be stair-steping? could they be stair-steping?
Perfect	Perfect en V-ing
could I have stair-steped? could you have stair-steped? could he have stair-steped? could we have stair-steped? could you have stair-steped? could they have stair-steped?	could I have been stair-steping? could you have been stair-steping? could he have been stair-steping? could we have been stair-steping? could you have been stair-steping? could they have been stair-steping?

Forme interro-négative

Forme simple	Forme en V-ing
could I not stair-step? could you not stair-step? could he not stair-step? could we not stair-step? could you not stair-step? could they not stair-step?	could I not be stair-steping? could you not be stair-steping? could he not be stair-steping? could we not be stair-steping? could you not be stair-steping? could they not be stair-steping?
Perfect	Perfect en V-ing
could I not have stair-steped? could you not have stair-steped? could he not have stair-steped? could we not have stair-steped? could you not have stair-steped? could they not have stair-steped?	could I not have been stair-steping? could you not have been stair-steping? could he not have been stair-steping? could we not have been stair-steping? could you not have been stair-steping? could they not have been stair-steping?